Implemented mpadded tag use cases and removed mrow

__test__/index.test.ts

@@ -490,4 +490,24 @@ describe('#convert', () => {
       expect(result).toMatch('\\sqrt[3]{x + 2}');
     });
   });
+
+  describe('given math string with mpadded tag', () => {
+    test('parse mpadded just wrapping its content', () => {
+      const mathml = `
+        <root>
+          <math>
+            <mpadded>
+              <mn>2</mn>
+              <mo>+</mo>
+              <mn>2</mn>
+            </mpadded>
+          </math>
+        </root>
+      `;
+
+      const result = MathMLToLaTeX.convert(mathml);
+
+      expect(result).toMatch('2 + 2');
+    });
+  });
 });

src/converters/mathml-interfaces-to-latex/mathml-tag-to-latex/Dispatcher.ts

@@ -1,4 +1,16 @@
-import { Math, MathMLTag, MI, MO, MN, MSqrt, MRow, MSup, MFenced, MFrac, MRoot } from './mathml-tags';
+import {
+  Math,
+  MathMLTag,
+  MI,
+  MO,
+  MN,
+  MSqrt,
+  MSup,
+  MFenced,
+  MFrac,
+  MRoot,
+  GenericContentWrapperTag,
+} from './mathml-tags';
 
 export class Dispatcher {
   private _name: string;
@@ -25,8 +37,6 @@ export class Dispatcher {
         return new MN(this._value, this._attributes, this._children);
       case 'msqrt':
         return new MSqrt(this._value, this._attributes, this._children);
-      case 'mrow':
-        return new MRow(this._value, this._attributes, this._children);
       case 'msup':
         return new MSup(this._value, this._attributes, this._children);
       case 'mfenced':
@@ -35,6 +45,9 @@ export class Dispatcher {
         return new MFrac(this._value, this._attributes, this._children);
       case 'mroot':
         return new MRoot(this._value, this._attributes, this._children);
+      case 'mrow':
+      case 'mpadded':
+        return new GenericContentWrapperTag(this._name, this._value, this._attributes, this._children);
       default:
         return new MathMLTag(this._name, this._value, this._attributes, this._children);
     }

src/converters/mathml-interfaces-to-latex/mathml-tag-to-latex/mathml-tags/GenericContentWrapperTag.ts

@@ -0,0 +1,7 @@
+import { MathMLTag } from './MathMLTag';
+
+export class GenericContentWrapperTag extends MathMLTag {
+  convert(): string {
+    return this._mapChildrenToLaTeX().join(' ');
+  }
+}

src/converters/mathml-interfaces-to-latex/mathml-tag-to-latex/mathml-tags/MRow.ts

@@ -1,11 +0,0 @@
-import { MathMLTag } from './MathMLTag';
-
-export class MRow extends MathMLTag {
-  constructor(value: string, attributes: Record<string, string>, children: MathMLTag[]) {
-    super('mrow', value, attributes, children);
-  }
-
-  convert(): string {
-    return this._mapChildrenToLaTeX().join(' ');
-  }
-}

src/converters/mathml-interfaces-to-latex/mathml-tag-to-latex/mathml-tags/index.ts

@@ -4,8 +4,8 @@ export { MI } from './MI';
 export { MO } from './MO';
 export { MN } from './MN';
 export { MSqrt } from './MSqrt';
-export { MRow } from './MRow';
 export { MSup } from './MSup';
 export { MFenced } from './MFenced';
 export { MFrac } from './MFrac';
 export { MRoot } from './MRoot';
+export { GenericContentWrapperTag } from './GenericContentWrapperTag';